(Factory installed '08) (All worked at one point, all switches light up still) 1. All easy access fuses (fuse panel) and relays (30A under hood) tested GOOD 2. When all switches are 'ON', #1,2,3 have power out of the (behind dash) relay box 3. #4 HAS NO POWER after the (behind dash) relay box...

Been dealing with this for 2 weeks. I’ve got a 2001 f250 with the 7.3 it’s been randomly turning the lights on at the cab lights and front running lights and at the license plate light. It does it when the truck is off randomly. They will stay on until the batteries are I unplugged and then...

I have 204k mi on an 02, 7.3. Daughter drives it to school. It started just stopping as if key turned off... read on to pump gas peddle and this brings it to life.. like 10 times in 5 miles. Changed CPS with International part, and IPR behind HPOP reservoir. Still same issue. Dash lights all...

Hi there i had a couple relay problems so i just switched a few around didnt think much about it now i dont know which ones go where any help would be greatly appreciated thanks dan